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Clock Chipping iMacDVSE — #20

So my copper chip runs only 8 degrees cooler than your aluminum chip? As I said before, the copper wiring process was not designed for cooling reasons.
MacNN Software

Clock Chipping iMacDVSE — #22

My guess is: There is enough variation in each individual chip that you would be hard pressed to find, in real life, the theoretical (cooling) advantage/disadvantage of either alum…
MacNN Software

Clock Chipping iMacDVSE — #23

Yes, and why does my copper chip run hotter than some aluminum chips? It is not a fact that copper chips run cooler than aluminum chips. It isn't. Also, how the hell do you speed u…
MacNN Software

Clock Chipping iMacDVSE — #25

Kozmik, you run a program called G3/G4 profiler form Powerlogix. You can set your L2 cache's speed a LOT higher. I have mine running at 222mhz (stock was 133) and it runs fine an…
MacNN Software

Clock Chipping iMacDVSE — #26

Hey, let's all overclock our L2 caches and motherboards and while we're at it let's do our RAM chips and hard disks as well. P.S I overclocked my DVD drive to go at 24x
MacNN Software

Clock Chipping iMacDVSE — #28

Quote: Originally posted by Kozmik: How fast can the L2 cache go with the comp remaining stable and cool? My iMacDV L2 is reliable to 200MHz using PowerLogix G3 cac…
MacNN Software

Clock Chipping iMacDVSE — #29

FYI: The Temperature sensor is IN the G3 chip, so you won't see any temp increase when boosting the cache speed, that doesn't mean that you are not running your cache too hot. The …
MacNN Software

Clock Chipping iMacDVSE — #30

I increased the cache speed to 200MHz with that PowerLogix program, and it works beautifully! There's a noticeable speed difference in some things I do, also. I have a question, th…
MacNN Software

Clock Chipping iMacDVSE — #32

My G4/400 was sitting at 199 mhz and I boosted it to 265.7 mhz that way and it runs for weeks at that speed without a problem. Of course, having two fans in the case helps. My wi…
MacNN Software

diconnecting fan from ATI card in G4 — #1

Mike Sprecher, who describes himself as a "longtime clock and hardware chipper," offered some words of caution for those looking to disconnect the fan from their ATI card inside a …
MacNN PowerPC

iMac ADB hack on a rev B? — #1

Has anyone tried the ADB hack on a Rev B motherboard yet? The site I got the hack from (http://www.bekkoame.ne.jp/~t-imai/imace2.html) said something about rev B not supporting it,…
MacNN Troubleshooting

iMac ADB hack on a rev B? — #2

This link ain't work! I can vaguely remember seeing the site before though and thinking about it. The Rev. A board is really similar to the Rev. B board apart from the changed grap…
MacNN Troubleshooting

OpenFirmware — #1

I recently tried to overclock my Yikes G4 from 400 MHz to 450 MHz by reconfiguring the white jumper block. Once in a while it'll attempt to boot up, but most of the time it goes in…
MacNN Troubleshooting

OpenFirmware — #2

take it to 500! believe it or not a few people have more succes at 500 than at 450! If you don't think it will go, heres food for thought. I just clocked my sawtooth 350 to 450! -c…
MacNN Troubleshooting

OpenFirmware — #3

How'd you OC a sawtooth? I thought that was impossible. ------------------ -Ruddigger ------------------ Have you had your gigaflop today?
MacNN Troubleshooting

OpenFirmware — #4

It's done by switching resistors on the back of the cpu card. I did it by desoldering all the PLL resstors and soldering wire leads to the pads. Then I attatched 1/4 watt resistors…
MacNN Troubleshooting

Dillema (iMac) — #1

Some time ago I mentioned my scratched iMac monitor. Appears that replacing it costs $430. That's almost the price of a second hand 17" inch Studio Display. What should I do? Find …
MacNN Troubleshooting

Dillema (iMac) — #2

Why not buy one of the iMac rack-mount kits, then get that studio display? Peace
MacNN Troubleshooting

Dillema (iMac) — #3

They're not as nice as the G3 cases, and they don't boast extra space for my HD.
MacNN Troubleshooting
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